The searchlight is with built-in long-life and free-maintained rechargeable battery of high capacity as 2800mAh.The battery has more than 500 times' charging and discharge cycles. LED has the advantages of energy-saving, high light, and long life. Function as a search light or emergency light is available.. This super bright Tac-light is powerful enough to enable up to 500 feet of long-range observation. It has an intense spotlight circling floodlight for large area illumination and can zoom in on distant objects. With a lifespan of 100,000 hours, the flashlight will definitely provide all the light you need during a blackout. To sum it up, this colorful and high-quality item does not only have an elegant and long-lasting appearance but also is available at a pocket-friendly price.